Package org.apache.hadoop.hdfs.protocol

Class SnapshotDiffReportListing

java.lang.Object

org.apache.hadoop.hdfs.protocol.SnapshotDiffReportListing

public class SnapshotDiffReportListing
extends Object

This class represents to the difference between two snapshots of the same directory, or the difference between a snapshot of the directory and its current state. This Class serves the purpose of collecting diff entries in 3 lists : created, deleted and modified list combined size of which is set by dfs.snapshotdiff-report.limit over one rpc call to the namenode.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SnapshotDiffReportListing.DiffReportListingEntry	Representing the full path and diff type of a file/directory where changes have happened.

Constructor Summary

Constructors

Constructor	Description
SnapshotDiffReportListing()
SnapshotDiffReportListing(byte[] startPath, List<SnapshotDiffReportListing.DiffReportListingEntry> modifiedEntryList, List<SnapshotDiffReportListing.DiffReportListingEntry> createdEntryList, List<SnapshotDiffReportListing.DiffReportListingEntry> deletedEntryList, int index, boolean isFromEarlier)

Method Summary

Modifier and Type	Method	Description
List<SnapshotDiffReportListing.DiffReportListingEntry>	getCreateList()
List<SnapshotDiffReportListing.DiffReportListingEntry>	getDeleteList()
boolean	getIsFromEarlier()
int	getLastIndex()
byte[]	getLastPath()
List<SnapshotDiffReportListing.DiffReportListingEntry>	getModifyList()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SnapshotDiffReportListing

public SnapshotDiffReportListing()

SnapshotDiffReportListing

public SnapshotDiffReportListing(byte[] startPath,
 List<SnapshotDiffReportListing.DiffReportListingEntry> modifiedEntryList,
 List<SnapshotDiffReportListing.DiffReportListingEntry> createdEntryList,
 List<SnapshotDiffReportListing.DiffReportListingEntry> deletedEntryList,
 int index,
 boolean isFromEarlier)

Method Details

getModifyList

public List<SnapshotDiffReportListing.DiffReportListingEntry> getModifyList()

getCreateList

public List<SnapshotDiffReportListing.DiffReportListingEntry> getCreateList()

getDeleteList

public List<SnapshotDiffReportListing.DiffReportListingEntry> getDeleteList()

getLastPath

public byte[] getLastPath()

Returns:

lastPath

getLastIndex

public int getLastIndex()

getIsFromEarlier

public boolean getIsFromEarlier()